<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>js脚本</title>
</head>
<body>
<script>
    document.write('Hello World!')
    document.write('<p><strong>Hello World!</strong></p>')
</script>
<noscript>抱歉！您的浏览器不支持javascript!</noscript>
</body>
</html>